Question

The sum of a two digit number and the number obtained by reversing its digits is 121.Find the number if its unit place digit is 5

Answer 1

Answer:no. 65

Step-by-step explanation: As given unit digit is 5 and sum of two digit no. And by reversing two digit no. Is 121

To get 1 at unit digit we need to add 6 i.e. 5+6=11 1 is unit digut hence if second digit is 5 so first digit is 6 that means

65+56=121

Answer 2

Answer

65

step by step

let the no. be x

given that the unit digit is 5

So, x5

reversing the number 5x

x*10+5+5*10+x=121

11x+55=121

11x=66

x=6

The number is 65